When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Couples' personalities converge over time to make partners more and more similar.
235
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
27
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
Parents receive 1 out of every 5 Valentines.
20
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
Raj from the Big Bang Theory is married to Miss India.
11
Sea otters hold hands while sleeping so they don’t drift away from each other.
104